Midday movers: Target, Blackberry, Pfizer & More

Target moved lower after the retailer cut its fourth-quarter earnings forecast because of the massive credit-card breach it suffered. It said up to 110 million customers were affected. According to New York Attorney General Eric Schneiderman, state attorneys general from around the country are banding together to probe the data breach.

CGI Group moved lower on a Washington Post report that the Obama administration will end its contract with the company, to be replaced by Accenture.